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Finding the Fourth Proportional to 80,305.74, 110,820.29 and 44,495.64

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Solution

The fourth proportional to 80,305.74, 110,820.29 and 44,495.64 is: 61,403.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,305.74 : 110,820.29 = 44,495.64 : x
  2. Step 2: Convert to fraction form
    80,305.74/110,820.29 = 44,495.64/x
  3. Step 3: Cross multiply
    80,305.74x = 110,820.29 × 44,495.64
  4. Step 4: Simplify right side
    80,305.74x = 4,931,019,506.06
  5. Step 5: Solve for x
    x = 4,931,019,506.06/80,305.74
  6. Step 6: Final answer
    x = 61,403.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.